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.\"	@(#)getpagesize.3	6.2 (Berkeley) %G%
.\"
.TH GETPAGESIZE 2 ""
.UC 5
.SH NAME
getpagesize \- get system page size
.SH SYNOPSIS
.nf
.ft B
pagesize = getpagesize()
int pagesize;
.ft R
.fi
.SH DESCRIPTION
.I Getpagesize
returns the number of bytes in a page.
Page granularity is the granularity of many of the memory
management calls.
.PP
The page size is a 
.I system
page size and may not be the same as the underlying
hardware page size.
.SH SEE ALSO
sbrk(2), pagesize(1)